A7110
DC-DC CONVERTER/ BUCK (STEP-DOWN)
1.0A 1.5MHz SYNCHRONOUS
AiT Semiconductor Inc.
www.ait-ic.com
PIN DESCRIPTION
Top View
Pin #
Symbol
Function
Enable pin for the IC. Drive the pin to high to enable the part, and low to
1
2
3
4
EN
GND
SW
IN
disable
Ground
Inductor connection. Connect an inductor between SW and the regulator
output.
Supply voltage.
Feedback input. Connect an external resistor divider from the output to FB
5
FB
and
GND to set the output to a voltage between 0.6V and Vin
REV2.1
- JAN 2009 RELEASED, MAY 2016 UPDATED -
- 2 -